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Arsenic

General Info

  • Arsenic was isolated in 1250 A.D. by Albertus Magnus.
  • first used by the ancients in Alchemy
  • Discovered in Ancient Greece and Rome
  • Male, based on the belief that metals were different sexes

Properties and Appearance

  • Freezing Point- 814 degrees Celcius
  • Boiling Point- 613 degrees Celcius
  • Steel gray or yellow
  • crystalline, semimetallic
  • very brittle
  • poisonous
  • oxidizes to arsenous oxide which smells of garlic
  • At earth temperatures, most commonly found as a solid
  • Arsenic is moderately common
  • Arsenic is most common as a solid at earth temperatures
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Classification and Isotopes

  • Arsenic is a metal
  • Arsenic has only one naturally occuring Isotope, arsenic-75

Uses and Cost

  • Bronzing
  • Pyrotechnics
  • Used for hardening and improving roundness of shot
  • Insectides and poisons
  • Gallium arsenide is used as a laser material to convert electricity to light
  • Cost- 17 copper per pound
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References

http://periodic.lanl.gov/elements/33.html
http://pt.chemicalstore.com/As%20-%20Arsenic.html
www.periodic-table.org.uk/
www.chemicalelements.com
Chemical elements, by David E. Newton
http://books.google.com/books?id=q-RXAAAAMAAJ&pg=PA135&lpg=PA135&dq=cost of arsenic per oz&source=web&ots=GxZfOT8UWP&sig=UlNs_bUQpGrR60Jj-xf4atZvXzM&hl=en&sa=X&oi=book_result&resnum=5&ct=result#PPA135,M1